[PATCH 5.9 497/757] thermal: core: Adding missing nlmsg_free() in thermal_genl_sampling_temp()

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From: Jing Xiangfeng <jingxiangfeng@xxxxxxxxxx>

[ Upstream commit 48b458591749d35c927351b4960b49e35af30fe6 ]

thermal_genl_sampling_temp() misses to call nlmsg_free() in an error path.

Jump to out_free to fix it.

Fixes: 1ce50e7d408ef2 ("thermal: core: genetlink support for events/cmd/sampling")
Signed-off-by: Jing Xiangfeng <jingxiangfeng@xxxxxxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20200929082652.59876-1-jingxiangfeng@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/thermal/thermal_netlink.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/thermal/thermal_netlink.c b/drivers/thermal/thermal_netlink.c
index af7b2383e8f6b..019f4812def6c 100644
--- a/drivers/thermal/thermal_netlink.c
+++ b/drivers/thermal/thermal_netlink.c
@@ -78,7 +78,7 @@ int thermal_genl_sampling_temp(int id, int temp)
 	hdr = genlmsg_put(skb, 0, 0, &thermal_gnl_family, 0,
 			  THERMAL_GENL_SAMPLING_TEMP);
 	if (!hdr)
-		return -EMSGSIZE;
+		goto out_free;
 
 	if (nla_put_u32(skb, THERMAL_GENL_ATTR_TZ_ID, id))
 		goto out_cancel;
@@ -93,6 +93,7 @@ int thermal_genl_sampling_temp(int id, int temp)
 	return 0;
 out_cancel:
 	genlmsg_cancel(skb, hdr);
+out_free:
 	nlmsg_free(skb);
 
 	return -EMSGSIZE;
-- 
2.25.1






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